North Freedom, WI 53951 Frost Dates
53951, near North Freedom, WI: the frost window
The last spring frost here typically falls around 05/05, about 250 days from today. Fall's first freeze usually shows up around 10/05, roughly 152 days after the last spring frost.
Zone 5a (-20 to -15°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for North Freedom, not a forecast for this year.
Stretching the season past the first frost
North Freedom's growing season runs out in roughly 5 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around North Freedom's last frost
05/05 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/21 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/21 and only about 1 year in 10 sees frost after that.
North Freedom against the rest of the dataset
At roughly 152 frost-free days, North Freedom places 34,851 of 40,283 ZIP codes in this dataset. Within WI, it ranks 526 of 860.
Learn more
Two guides worth reading on 53951: the frost range, on how to read the range around North Freedom's dates instead of trusting one, and local microclimates, on what one yard in North Freedom can differ from the 53951 normal.